Triple
T9939247
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Red Line (MBTA) |
E194035
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Kendall/MIT station |
E54144
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Kendall/MIT station | Statement: [Red Line (MBTA), hasStation, Kendall/MIT station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kendall/MIT station Context triple: [Red Line (MBTA), hasStation, Kendall/MIT station]
-
A.
Kendall/MIT station
chosen
Kendall/MIT station is a Massachusetts Bay Transportation Authority Red Line subway stop in Cambridge, Massachusetts, serving the Kendall Square area and the Massachusetts Institute of Technology.
-
B.
Medford station
Medford station is a Long Island Rail Road commuter rail stop located in Medford, New York, serving passengers on the Ronkonkoma Branch.
-
C.
Hatcher station
Hatcher station is a light rail stop on Dallas Area Rapid Transit’s Green Line serving the surrounding Dallas, Texas community.
-
D.
Harvard station
Harvard station is a major Red Line subway and bus hub on the Massachusetts Bay Transportation Authority (MBTA) system located in Harvard Square in Cambridge, Massachusetts.
-
E.
Beverly station
Beverly station is a Massachusetts Bay Transportation Authority commuter rail station in Beverly, Massachusetts, serving as a key junction and terminal point for several North Shore rail lines.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ca82e409348190a393777356b80a2a |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cdb5e819e08190967b799fd236749e |
completed | April 2, 2026, 12:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d228fdb8e48190808702d48470395a |
completed | April 5, 2026, 9:18 a.m. |
Created at: March 30, 2026, 8:44 p.m.